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math formulas 13

QuestionAnswer
what is the area of a square? s x s
what is the area of a parallelogram? b x h
what is the area of a rectangle? l x w
what is the area of a circle? pi*r2
what is the area of a trapezoid? (b1+b2)*h/2
what is the area of a triangle? b*h*2
what is the circumference of a circle? 2pr
Created by: iconiacforever2
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